发明人李文辉,陈志强,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113073820 A, 授权公告日 2022-01-22.
发明人郭海燕,朱建伟,孙丽萍. "Method for the Synthesis of 2-Carbamoyl-5-cyclopropoxyisonicotinic acid" [P]. 中国发明专利, 专利号 CN 117931017 A, 授权公告日 2017-08-06.
Klinger H, Schröder R, Roberts E F. "A Process for Preparing High-Purity 2-Carbamoyl-5-cyclopropoxyisonicotinic acid" [P]. US Patent, US 9481381 B2, 2024-12-21.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2022, 1406, 9504-9523.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2020, 1959, (1), 7604-7629.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-Carbamoyl-5-cyclopropoxyisonicotinic acid Using HRMS and NMR". Anal. Chim. Acta, 2019, 1004, (1), 6695-6705.